<?php
/**
 * Copyright (c) Enalean, 2014. All Rights Reserved.
 *
 * This file is a part of Tuleap.
 *
 * Tuleap is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Tuleap is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Tuleap. If not, see <http://www.gnu.org/licenses/>.
 */

class Tracker_Artifact_XMLImport_XMLImportFieldStrategyAlphanumeric implements Tracker_Artifact_XMLImport_XMLImportFieldStrategy {

    /**
     * Extract Field data from XML input
     *
     * @param Tracker_FormElement_Field $field
     * @param SimpleXMLElement $field_change
     *
     * @param PFUser $submitted_by
     * @param Tracker_Artifact $artifact
     * @return mixed
     */
    public function getFieldData(
        Tracker_FormElement_Field $field,
        SimpleXMLElement $field_change,
        PFUser $submitted_by,
        Tracker_Artifact $artifact
    ) {
        return (string) $field_change->value;
    }
}